CN110801399A - Efficient coating machine and coating method - Google Patents
Efficient coating machine and coating method Download PDFInfo
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- CN110801399A CN110801399A CN201911290845.8A CN201911290845A CN110801399A CN 110801399 A CN110801399 A CN 110801399A CN 201911290845 A CN201911290845 A CN 201911290845A CN 110801399 A CN110801399 A CN 110801399A
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/005—Coating of tablets or the like
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Abstract
The invention belongs to the technical field of coating machines, and particularly relates to a high-efficiency coating machine and a coating method, wherein the coating machine comprises a box body and a box cover, the top surface of the box cover is provided with a feed inlet, the middle part of the box cover is provided with a rotary groove, a rotary ball is arranged in the rotary groove, the bottom end of the box body is communicated with an air supply cavity, the bottom end of the air supply cavity is provided with a hot air fan, a second filter screen is arranged in the air supply cavity, and a discharge outlet is formed in the side wall of one side of the second filter; according to the invention, the traditional drum-type coating machine is set to adopt the air heater to blow and suspend the plain tablets, so that the fragments and broken tablets caused by the plain tablets falling from a high position can be effectively reduced, the finished product rate of plain tablet coating is improved, the contact area between the plain tablets and a coating medium can be increased, the coating efficiency and quality of products are greatly improved, and meanwhile, the production efficiency of the product coating is effectively improved by arranging the automatic discharging structure at the bottom of the box body.
Description
Technical Field
The invention belongs to the technical field of coating machines, and particularly relates to an efficient coating machine and a coating method.
Background
The high-efficiency coating machine is suitable for the industries of pharmacy, chemical industry, food and the like, and is a high-efficiency, energy-saving, safe and clean mechanical and electrical integration device which can carry out organic film coating, water-soluble film coating and slow and controlled release coating on tablets, pills, candies and the like.
The traditional coating machine generally utilizes the rotation of the roller and introduces hot air to coat plain tablets to be treated, but the rotating roller in the method stirs the plain tablets, because the roller is ceaselessly overturned, the plain tablets are easy to collide after falling from a high place, the plain tablets are easy to generate fragments and knock the plain tablets in the coating process, the plain tablets in the device are often piled up and overturned synchronously, the direct contact area between the plain tablets and a coating medium is reduced, the coating efficiency and quality of products are greatly influenced, meanwhile, the traditional coating machine is inconvenient to take out after the products are coated, and the coating production efficiency of the products is greatly reduced.
In view of this, the invention provides an efficient coating machine and a coating method, which can not only improve the yield of the plain tablet coating, but also effectively improve the finished product efficiency and the finished product quality of the plain tablet coating.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the high-efficiency coating machine and the coating method, which not only can improve the finished product rate of the plain tablet coating, but also can effectively improve the finished product efficiency and the finished product quality of the plain tablet coating.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency coating machine comprises a box body and a box cover, wherein the box cover is arranged at the top end of the box body; a feed inlet is formed in one side of the top surface of the box cover, a rotary groove with a circular cross section is formed in the middle of the box cover, a rotary ball is arranged in the rotary groove, the outer surface of the rotary ball is attached to the inner wall of the rotary groove, a supporting plate is arranged on the inner wall of the box cover at the bottom end of the rotary ball, a rotary rod is connected to the middle of the supporting plate, the top end of the rotary rod is rotatably connected with the bottom end of the rotary ball, an air outlet groove is formed in the outer surface of one side of the rotary ball, and a first; the bottom end of the box body is communicated with an air supply cavity, and the bottom end of the air supply cavity is provided with an air heater; the air supply cavity is internally provided with a second filter screen, one end of the second filter screen is connected to the side wall of the air supply cavity through a torsional spring, the other end of the second filter screen is connected with a locking block, the locking block is provided with a locking groove, the side wall of the air supply cavity, which is close to the locking block, is provided with an insertion hole, a locking rod is connected inside the insertion hole in a sliding manner, the end part of the locking rod can be inserted into the locking groove and locked with the locking groove in a clamping manner, the top end of the side wall at the twisting position of the second filter screen and the air supply cavity is provided with a discharge hole, the outer end of the discharge hole is provided with a sliding cavity, a sealing plate is arranged inside the sliding cavity, the bottom; a controller is arranged in the box body and used for controlling the automatic operation of the coating machine; when the coating machine works, the traditional coating machine usually utilizes the rotation of a roller and introduces hot air to carry out coating treatment on plain tablets to be treated, but when the rotary roller stirs the plain tablets in the method, the plain tablets are easy to collide after falling from a high position due to the continuous overturning of the roller, so that the plain tablets are easy to generate fragments and knock-down tablets in the coating process, and the plain tablets in the coating machine are often piled together and overturned synchronously, so that the direct contact area of the plain tablets and a coating medium is reduced, the coating efficiency and quality of products are greatly influenced, meanwhile, the traditional coating machine is inconvenient to take out after the products are coated, and the production efficiency of product coating is greatly reduced; when the coating machine works, firstly, the to-be-treated plain tablets are thrown into the box body from the feeding hole of the box cover and the feeding hole is blocked, the second filter screen arranged at the moment can effectively reduce the falling of the plain tablets from the interior of the air supply cavity, and then the controller controls the air heater to blow hot air mixed with the coating medium into the box body through the air supply cavity, so that the coating medium floats in the box body, the pressure in the box body is increased, the box body and the plain tablets in the air supply cavity are suspended in the middle of the box body under the action of the hot air at the bottom, the coating medium floating in the box body is uniformly adhered to the outer surface of the plain tablets, and the coating medium is dried on the outer surface of the plain tablets under the action of the hot air, so that the coating medium forms a layer of film on the outer; meanwhile, when the gas in the box body increases the pressure intensity, the side wall of the air outlet groove arranged at the ball rotating position at the top end of the box body is extruded by the air flow in the box body, so that the air flow in the box body drives the ball rotating around the rotating rod to rotate when flowing out of the air outlet groove, the rotating air outlet groove can change the air flow flowing direction in the box body, thereby accelerating the air flow in the box body and simultaneously promoting the air flow to drive the plain tablets to move, further effectively promoting the coating efficiency and the coating quality of the plain tablets, and meanwhile, a filter screen arranged in the air outlet groove also effectively reduces the outflow of the plain tablets from the air outlet groove; after the coating of the plain tablets is finished, the sealing plate in the sliding cavity is pushed, so that the discharge port is not blocked when the sealing plate slides towards the inside of the sliding cavity, and meanwhile, the locking rod is pulled out of the locking groove and the jack of the locking block, so that the locking rod does not lock and fix the locking block at the end part of the second filter screen, and the second filter screen gradually lifts the coated finished product at the top under the action of the torsion spring at the other end, so that the lifted second filter screen pours the coated finished product out of the discharge port; the beneficial effects of the invention are as follows: through setting up traditional drum-type coating machine into the form that adopts the air heater to blast suspension to plain piece, not only can effectual reduction plain piece from the eminence drop the back lead to the piece with collide with the piece, improve the yield of plain piece coating, and can increase the area of contact of plain piece and coating medium to improve the efficiency and the quality of product coating greatly, simultaneously through the structure that sets up automatic discharging in bottom half, thereby effectively improved the production efficiency of product coating.
Preferably, inclined elastic membranes are symmetrically connected to the inner wall of the box body, arc-shaped plates are hinged to the top ends of the side walls of the air supply cavity, extrusion plates are arranged at the top ends of the arc-shaped plates, and horizontal wind shields are arranged at the bottom ends of the arc-shaped plates; when the air blowing box works, the inclined elastic membranes are arranged on the inner wall of the box body, so that the plain films positioned at the elastic membranes at the two sides of the box body slide down on the side walls of the elastic membranes under the condition that the air pressure is weakened, the plain films on the side walls of the elastic membranes roll down to the air supply port of the air supply cavity at the bottom end from the top ends of the inclined elastic membranes under the action of self gravity, the plain films at the two sides are conveniently blown to the middle part of the box body by the air flow sprayed from the air supply cavity in a circulating, meanwhile, the air flow blown out from the air supply cavity blows and extrudes the wind shield, so that the wind shield drives the arc-shaped plate to rotate under the action of the air flow, the rotating arc-shaped plate drives the extrusion plate at the top end to flap the side wall of the elastic membrane, the coating media falling and accumulating on the elastic membrane can be bounced or slide down in the middle of the box body, so that the coating media can be conveniently circulated and fully utilized, and the stability and the efficiency of the coating machine during working are improved.
Preferably, a traction rope is connected between the elastic membrane and the arc-shaped plate, the top end of the traction rope is connected to the bottom surface of the middle part of the elastic membrane, and the bottom end of the traction rope is connected to the bottom end of a hinge point between the arc-shaped plate and the side wall of the air supply cavity; the during operation, when the air current that blows out in the air supply intracavity drives the arc and rotates, pivoted arc passes through the haulage rope this moment and strains elastic membrane middle part bottom surface, make the slope of elastic membrane become steeply gradually under the effect of haulage rope, thereby make the elastic membrane go up adnexed capsule medium and the plain piece of landing elastic membrane surface slip to box middle part at more slope, and the haulage rope that drags elastic membrane repeatedly has also strengthened the shake effect of elastic membrane, thereby the landing of capsule medium and plain piece accelerates, make things convenient for the recycling of capsule medium and the effective capsule of plain piece, thereby effectively improved the stability and the high efficiency of capsule machine during operation.
Preferably, a rotating cavity is arranged on the side wall of the air supply cavity at the bottom end of the arc-shaped plate, a rotating disc is rotatably connected to the side wall of the rotating cavity, beating rods are uniformly distributed in an annular mode on the outer edge of the rotating disc, and the bottom end of the arc-shaped plate can be extruded when the beating rods rotate; the during operation, the extrusion is blown to the pole of patting of carousel edge to the air current of air supply intracavity portion, make to pat the pole and rotate and extrude top pivoted arc bottom under the air current effect, make the arc drive the stripper plate on top under the effect of patting the pole fast and break away from the elastic membrane surface, thereby the convenient arc that resets fast repeats under the bottom air current effect and shakes the elastic membrane, strengthened the effect that shakes of coating medium and plain film on the arc to the elastic membrane, and then stability and high efficiency when further having improved coating machine work.
Preferably, the air outlet groove is provided with an inclined surface at one side wall in the vertical direction, and the inclined surface enables an opening of the air outlet groove to be gradually reduced from top to bottom; the during operation, set the inclined plane to through the lateral wall with the ascending side of air-out groove vertical side, and this inclined plane makes the opening of air-out groove reduce from last to lower gradually, make the slope of air-out groove be greater than relative side to the area that blocks from its inside spun air current, thereby make the impact of the air current that the inclined plane of air-out groove received be greater than the air current impact of relative side, conveniently drive the ball from the inside spun air current of box when passing through the air-out groove and carry out the stability and the rotation that lasts of single direction, thereby the stability of capsule machine during operation has been improved greatly.
An efficient coating method is suitable for the coating machine, and comprises the following steps:
s1: throwing plain tablets to be coated into the box body from a sealing port of a coating machine, and then plugging the sealing port to seal the plain tablets in the box body;
s2: after the plain tablets are put into the box body in the S1, starting a switch of the coating machine, blowing hot air mixed with a coating medium into the box body through the air supply cavity by the hot air machine, and coating the plain tablets in the box body;
s3: after the coating treatment is carried out on the plain tablets in the box body in S2, the sealing plate is pushed away from the discharge hole, and the locking rod is pulled out from the locking groove, so that the finished product coated by the second filter screen is poured out from the discharge hole under the action of the torsion spring.
The invention has the following beneficial effects:
1. according to the invention, the traditional drum-type coating machine is set to adopt the air heater to blow and suspend the plain tablets, so that the fragments and broken tablets caused by the plain tablets falling from a high position can be effectively reduced, the yield of plain tablet coating is improved, the contact area between the plain tablets and a coating medium can be increased, the coating efficiency and quality of products are greatly improved, and meanwhile, the production efficiency of the product coating is effectively improved by arranging the automatic discharging structure at the bottom of the box body.
2. According to the invention, the inclined elastic membrane is connected on the inner wall of the box body, so that the plain films on two sides can be blown to the middle part of the box body conveniently by the air flow sprayed from the air supply cavity in a circulating manner, and the arc-shaped plates are hinged to the top ends of the side walls of the air supply cavity, so that the coating media on the elastic membrane can be bounced or shaken off by the arc-shaped plates, the circulation and the full utilization of the coating media are facilitated, and the stability and the high efficiency of the coating machine during the working process are improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a diagram of the coating process steps of the present invention;
FIG. 2 is a schematic perspective view of a coating machine according to the present invention;
FIG. 3 is a perspective view of the turning ball of the present invention;
FIG. 4 is a schematic view of the construction of the coating machine of the present invention;
FIG. 5 is an enlarged view at A in FIG. 4;
in the figure: the box body 1, the elastic membrane 11, the box cover 2, the feed inlet 21, the support plate 22, the rotating rod 23, the rotating ball 3, the air outlet groove 31, the first filter screen 32, the air supply cavity 4, the second filter screen 41, the locking block 42, the insertion hole 43, the locking rod 44, the discharge hole 45, the sliding cavity 5, the sealing plate 51, the arc-shaped plate 6, the extrusion plate 61, the wind shield 62, the hauling rope 63, the rotating cavity 7, the turntable 71 and the flapping rod 72.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.
As shown in fig. 1-5, the high-efficiency coating machine of the invention comprises a box body 1 and a box cover 2, wherein the box cover 2 is arranged at the top end of the box body 1; a feed inlet 21 is formed in one side of the top surface of the box cover 2, a rotary groove with a circular cross section is formed in the middle of the box cover 2, a rotary ball 3 is arranged in the rotary groove, the outer surface of the rotary ball 3 is attached to the inner wall of the rotary groove, a supporting plate 22 is arranged on the inner wall of the box cover 2 at the bottom end of the rotary ball 3, a rotary rod 23 is connected to the middle of the supporting plate 22, the top end of the rotary rod 23 is rotatably connected with the bottom end of the rotary ball 3, an air outlet groove 31 is formed in the outer surface of one side of the rotary ball 3, and a first filter screen; the bottom end of the box body 1 is communicated with an air supply cavity 4, and the bottom end of the air supply cavity 4 is provided with an air heater; a second filter screen 41 is arranged in the air supply cavity 4, one end of the second filter screen 41 is connected to the side wall of the air supply cavity 4 through a torsion spring, the other end of the second filter screen 41 is connected with a locking block 42, a locking groove is formed in the locking block 42, an insertion hole 43 is formed in the side wall, close to the locking block 42, of the air supply cavity 4, a locking rod 44 is connected to the inside of the insertion hole 43 in a sliding mode, the end portion of the locking rod 44 can be inserted into the locking groove and locked with the locking groove in a clamping mode, a discharge hole 45 is formed in the top end of the side wall, at the twisting position of the second filter screen 41 and the air supply cavity 4, of the second filter screen 41, a sliding cavity 5 is arranged at the outer end of the discharge hole 45, a sealing plate 51 is arranged in the sliding cavity; a controller is arranged in the box body 1 and used for controlling the automatic operation of the coating machine; when the coating machine works, the traditional coating machine usually utilizes the rotation of a roller and introduces hot air to carry out coating treatment on plain tablets to be treated, but when the rotary roller stirs the plain tablets in the method, the plain tablets are easy to collide after falling from a high position due to the continuous overturning of the roller, so that the plain tablets are easy to generate fragments and knock-down tablets in the coating process, and the plain tablets in the coating machine are often piled together and overturned synchronously, so that the direct contact area of the plain tablets and a coating medium is reduced, the coating efficiency and quality of products are greatly influenced, meanwhile, the traditional coating machine is inconvenient to take out after the products are coated, and the production efficiency of product coating is greatly reduced; when the coating machine works, firstly, the to-be-treated plain tablets are thrown into the box body 1 from the feed port 21 of the box cover 2 and the feed port 21 is blocked, at the moment, the second filter screen 41 is arranged, so that the plain tablets can be effectively reduced from falling from the interior of the air supply cavity 4, then the controller controls the hot air machine to blow hot air mixed with a coating medium into the box body 1 through the air supply cavity 4, on one hand, the coating medium floats in the box body 1, on the other hand, the pressure intensity in the box body 1 is increased, at the moment, the box body 1 and the plain tablets in the air supply cavity 4 suspend in the middle of the box body 1 under the blast of hot air at the bottom, so that the coating medium floating in the box body 1 is uniformly adhered to the outer surfaces of the plain tablets, and at the same time, the coated plain tablets are dried under the action of the hot air; meanwhile, when the gas in the box body 1 is increased in pressure, the side wall of the air outlet groove 31 arranged at the rotary ball 3 at the top end of the box body 1 is extruded by the air flow in the box body 1, so that the air flow in the box body 1 flows out from the air outlet groove 31 to drive the rotary ball 3 to rotate around the rotary rod 23, the air outlet groove 31 which rotates at the moment can change the flowing direction of the air flow in the box body 1, thereby accelerating the air flow in the box body 1 and promoting the air flow to drive plain tablets to move, further effectively promoting the coating efficiency and the coating quality of the plain tablets, and meanwhile, a first filter screen 32 arranged in the air outlet groove 31 also effectively reduces the outflow of the plain tablets from the air outlet groove 31; after the coating of the plain tablets is finished, the sealing plate 51 in the sliding cavity 5 is pushed, so that the sealing plate 51 does not block the discharge hole 45 when sliding towards the inside of the sliding cavity 5, and meanwhile, the locking rod 44 is pulled out from the locking groove of the locking block 42 and the insertion hole 43, so that the locking rod 44 does not lock and fix the locking block 42 at the end part of the second filter screen 41, and at the moment, the second filter screen 41 gradually lifts up the coated finished product at the top under the action of the torsion spring at the other end, so that the lifted-up second filter screen 41 pours out the coated finished product from the discharge hole 45; the beneficial effects of the invention are as follows: through setting up traditional drum-type coating machine into the form that adopts the air heater to blast suspension to plain piece, not only can effectual reduction plain piece from the eminence drop the back lead to the piece with collide with the piece, improve the yield of plain piece coating, and can increase the area of contact of plain piece and coating medium, thereby improved the efficiency and the quality of product coating greatly, simultaneously through the structure that sets up automatic discharging in 1 bottom of box, thereby effectively improved the production efficiency of product coating.
As an embodiment of the invention, the inner wall of the box body 1 is symmetrically connected with inclined elastic membranes 11, the top ends of the side walls of the air supply cavities 4 are hinged with arc-shaped plates 6, the top ends of the arc-shaped plates 6 are provided with extrusion plates 61, and the bottom ends of the arc-shaped plates 6 are provided with horizontal wind shields 62; when the device works, the inclined elastic membrane 11 is arranged on the inner wall of the box body 1, so that the plain films at the elastic membranes 11 at two sides of the box body 1 slide down on the side wall of the elastic membrane 11 under the condition that the air pressure is weakened, at the moment, the plain films on the side wall of the elastic membrane 11 roll down from the top end of the inclined elastic membrane 11 to the air supply opening of the air supply cavity 4 at the bottom end under the action of self gravity, the plain films at two sides are blown to the middle part of the box body 1 by the circulation of air flow sprayed in the air supply cavity 4, meanwhile, the air flow blown out from the air supply cavity 4 blows and extrudes the wind shield 62, the wind shield 62 drives the arc-shaped plate 6 to rotate under the action of the air flow, the rotating arc-shaped plate 6 drives the extrusion plate 61 at the top end to flap the side wall of the elastic membrane 11, the coating medium falling and accumulated on the elastic membrane 11 can be boun, thereby improving the stability and the high efficiency of the coating machine during working.
As an embodiment of the present invention, a pulling rope 63 is connected between the elastic membrane 11 and the arc-shaped plate 6, the top end of the pulling rope 63 is connected to the bottom surface of the middle part of the elastic membrane 11, and the bottom end of the pulling rope 63 is connected to the bottom end of a hinge point on the side wall of the arc-shaped plate 6 and the air supply cavity 4; the during operation, when the air current that blows out in the air supply chamber 4 drives the arc 6 and rotates, pivoted arc 6 is taut to elastic membrane 11 middle part bottom surface through haulage rope 63 this moment, make the slope of elastic membrane 11 become steeply gradually under haulage rope 63's effect, thereby make elastic membrane 11 go up adnexed capsule medium and the plain piece of landing slide to box 1 middle part at the elastic membrane 11 surface slip of slope more, and the haulage rope 63 of dragging elastic membrane 11 repeatedly has also strengthened the shake effect of elastic membrane 11, thereby capsule medium and the landing of plain piece are accelerated, make things convenient for the cyclic utilization of capsule medium and the effective capsule of plain piece, thereby effectively improved stability and the high efficiency of capsule machine during operation.
As an embodiment of the invention, a rotating cavity 7 is arranged on the side wall of the air supply cavity 4 at the bottom end of the arc-shaped plate 6, a rotating disc 71 is rotatably connected to the side wall of the rotating cavity 7, beating rods 72 which are uniformly distributed in an annular manner are arranged on the outer edge of the rotating disc 71, and the beating rods 72 can extrude the bottom end of the arc-shaped plate 6 when rotating; during operation, the extrusion is blown to the pole 72 of clapping of carousel 71 edge to the inside air current in air-supplying chamber 4, make clap pole 72 rotate and extrude 6 bottoms of top pivoted arc under the air current effect, make arc 6 drive the stripper plate 61 on top fast under the effect of clapping pole 72 and break away from elastic membrane 11 surface, thereby convenient quick reset's arc 6 is repeated to shake elastic membrane 11 under bottom air current effect, strengthened the effect of shaking off of coating medium and plain film on arc 6 to elastic membrane 11, and then stability and high efficiency when further having improved coating machine work.
As an embodiment of the present invention, the air outlet slot 31 has a sidewall in a vertical direction as an inclined surface, and the inclined surface gradually reduces an opening of the air outlet slot 31 from top to bottom; the during operation, set the inclined plane to through the lateral wall with an ascending vertical side of air-out groove 31, and this inclined plane makes air-out groove 31's opening from last to dwindling gradually down, make air-out groove 31's slope be greater than relative side to the area that blocks from its inside spun air current, thereby make the impact of the air current that air-out groove 31's inclined plane received be greater than the air current impact of relative side, the convenient inside spun air current of following box 1 drives ball 3 and carries out the stability and the rotation that lasts of single orientation when passing through air-out groove 31, thereby the stability of capsule machine during operation has been improved greatly.
An efficient coating method is suitable for the coating machine, and comprises the following steps:
s1: throwing plain tablets to be coated into the box body from a sealing port of a coating machine, and then plugging the sealing port to seal the plain tablets in the box body;
s2: after the plain tablets are put into the box body in the S1, starting a switch of the coating machine, blowing hot air mixed with a coating medium into the box body through the air supply cavity by the hot air machine, and coating the plain tablets in the box body;
s3: after the coating treatment is carried out on the plain tablets in the box body in S2, the sealing plate is pushed away from the discharge hole, and the locking rod is pulled out from the locking groove, so that the finished product coated by the second filter screen is poured out from the discharge hole under the action of the torsion spring.
When the device works, firstly, the plain tablets to be treated are thrown into the box body 1 from the feeding hole 21 of the box cover 2 and the feeding hole 21 is blocked, the second filter screen 41 can effectively reduce the falling of the plain tablets from the inside of the air supply cavity 4, and then the controller controls the air heater to blow hot air mixed with the coating medium into the box body 1 through the air supply cavity 4, so that the coating medium floats in the box body 1, the pressure in the box body 1 is increased, the box body 1 and the plain tablets in the air supply cavity 4 are suspended in the middle of the box body 1 under the action of the hot air at the bottom, the coating medium floating in the box body 1 is uniformly adhered to the outer surface of the plain tablets, and the coated plain tablets are dried under the action of the hot air, so that the coating medium forms a layer of film on the outer surface of the plain tablets; meanwhile, when the gas in the box body 1 is increased in pressure, the side wall of the air outlet groove 31 arranged at the rotary ball 3 at the top end of the box body 1 is extruded by the air flow in the box body 1, so that the air flow in the box body 1 flows out from the air outlet groove 31 to drive the rotary ball 3 to rotate around the rotary rod 23, the air outlet groove 31 which rotates at the moment can change the flowing direction of the air flow in the box body 1, thereby accelerating the air flow in the box body 1 and promoting the air flow to drive plain tablets to move, further effectively promoting the coating efficiency and the coating quality of the plain tablets, and meanwhile, a first filter screen 32 arranged in the air outlet groove 31 also effectively reduces the outflow of the plain tablets from the air outlet groove 31; after the coating of the plain tablets is finished, the sealing plate 51 in the sliding cavity 5 is pushed, so that the sealing plate 51 does not block the discharge hole 45 when sliding towards the inside of the sliding cavity 5, and meanwhile, the locking rod 44 is pulled out from the locking groove of the locking block 42 and the insertion hole 43, so that the locking rod 44 does not lock and fix the locking block 42 at the end part of the second filter screen 41, and at the moment, the second filter screen 41 gradually lifts up the coated finished product at the top under the action of the torsion spring at the other end, so that the lifted-up second filter screen 41 pours out the coated finished product from the discharge hole 45; the beneficial effects of the invention are as follows: through setting up traditional drum-type coating machine into the form that adopts the air heater to blast suspension to plain piece, not only can effectual reduction plain piece from the eminence drop the back lead to the piece with collide with the piece, improve the yield of plain piece coating, and can increase the area of contact of plain piece and coating medium, thereby improved the efficiency and the quality of product coating greatly, simultaneously through the structure that sets up automatic discharging in 1 bottom of box, thereby effectively improved the production efficiency of product coating.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A high-efficiency coating machine comprises a box body (1) and a box cover (2), wherein the box cover (2) is arranged at the top end of the box body (1); the method is characterized in that: a feeding hole (21) is formed in one side of the top surface of the box cover (2), a rotary groove with a circular cross section is formed in the middle of the box cover (2), a rotary ball (3) is arranged in the rotary groove, the outer surface of the rotary ball (3) is attached to the inner wall of the rotary groove, a supporting plate (22) is arranged on the inner wall of the box cover (2) at the bottom end of the rotary ball (3), a rotary rod (23) is connected to the middle of the supporting plate (22), the top end of the rotary rod (23) is rotatably connected with the bottom end of the rotary ball (3), an air outlet groove (31) is formed in the outer surface of one side of the rotary ball (3), and a first filter screen (32) is; the bottom end of the box body (1) is communicated with an air supply cavity (4), and the bottom end of the air supply cavity (4) is provided with an air heater; the air supply cavity (4) is internally provided with a second filter screen (41), one end of the second filter screen (41) is connected to the side wall of the air supply cavity (4) through a torsion spring, the other end of the second filter screen (41) is connected with a locking block (42), the locking block (42) is provided with a locking groove, the side wall of the air supply cavity (4) close to the locking block (42) is provided with a jack (43), the inside of the jack (43) is slidably connected with a locking rod (44), the end part of the locking rod (44) can be inserted into the locking groove and locked with the locking groove in a clamping manner, the top end of the side wall of the twisting joint of the second filter screen (41) and the air supply cavity (4) is provided with a discharge hole (45), the outer end of the discharge hole (45) is provided with a sliding cavity (5), a sealing plate (51) is arranged inside the sliding cavity (5), and the bottom, the top end of the sealing plate (51) can slide in the sliding cavity (5); the automatic coating machine is characterized in that a controller is arranged in the box body (1) and used for controlling the automatic operation of the coating machine.
2. A high efficiency coating machine as claimed in claim 1, wherein: the box body (1) is characterized in that inclined elastic membranes (11) are symmetrically connected to the inner wall of the box body (1), arc-shaped plates (6) are hinged to the top ends of the side walls of the air supply cavities (4), extrusion plates (61) are arranged at the top ends of the arc-shaped plates (6), and horizontal wind shields (62) are arranged at the bottom ends of the arc-shaped plates (6).
3. A high efficiency coating machine as claimed in claim 2, wherein: be connected with haulage rope (63) between elastic membrane (11) and arc (6), haulage rope (63) top is connected on elastic membrane (11) middle part bottom surface, the pin joint bottom on arc (6) and air supply chamber (4) lateral wall is connected to haulage rope (63) bottom.
4. A high efficiency coating machine as claimed in claim 3, wherein: be equipped with on the air supply chamber (4) lateral wall of arc (6) bottom and rotate chamber (7), it is connected with carousel (71) to rotate on the chamber (7) lateral wall, carousel (71) outward flange is equipped with bat pole (72) of annular equipartition, can extrude arc (6) bottom when clapping pole (72) and rotate.
5. A high efficiency coating machine as claimed in claim 1, wherein: the air outlet groove (31) is characterized in that one side wall in the vertical direction is arranged to be an inclined surface, and the inclined surface enables an opening of the air outlet groove (31) to be gradually reduced from top to bottom.
6. A high-efficiency coating method which is applied to the coating machine according to any one of claims 1 to 5, characterized in that:
s1: throwing plain tablets to be coated into the box body from a sealing port of a coating machine, and then plugging the sealing port to seal the plain tablets in the box body;
s2: after the plain tablets are put into the box body in the S1, starting a switch of the coating machine, blowing hot air mixed with a coating medium into the box body through the air supply cavity by the hot air machine, and coating the plain tablets in the box body;
s3: after the coating treatment is carried out on the plain tablets in the box body in S2, the sealing plate is pushed away from the discharge hole, and the locking rod is pulled out from the locking groove, so that the finished product coated by the second filter screen is poured out from the discharge hole under the action of the torsion spring.
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| CN201911290845.8A CN110801399B (en) | 2019-12-12 | 2019-12-12 | Efficient coating machine and coating method |
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| CN110801399B CN110801399B (en) | 2021-07-13 |
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| CN112656687A (en) * | 2020-12-18 | 2021-04-16 | 宜春万申制药机械有限公司 | Inside material adhesion device that prevents of high-efficient capsule machine roller |
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| CN110801399B (en) | 2021-07-13 |
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